Our High Density Polyethylene (HDPE) Innerduct RUS-UL listed and ASTM approved and is made of 100% Virgin Resin. The Innerduct can be manufactured in almost any color and has outstanding UV protection. Orange, Black, Red, Blue and Green are the most common conduit colors. Our products that are available include: UL Listed Innerduct, Plenum Rated Innerduct, Riser Rated Innerduct and Corrugated Innerduct. We can provide multiple duct and colors on one reel and provide all associated innerduct fittings and tools to maximize space in a trench. All of our Innerduct is sequentially marked every foot and can be purchased with or without pull tape. The Innderduct has a silicore lining on the inside to prevent cable drag friction. SDR wall thicknesses are contingent on the type of projects projected. Schedule 40, SDR 15.5, SDR 13.5, SDR 11 and SDR 9 are all standard wall thickness.